This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

Come for the waffles, stay for more waffles.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The last slot car racing arcade in Brooklyn is keeping the dream of speedy little autos alive.

Prove you deserve to be fed by Kenny Shopsin.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

One of the last Jazz Age "Wonder Theaters" in New York City.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Try not to get slimed in Tribeca.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A cluttered and astounding collection of antiquities and curiosities.